<template>
  <div>
    <ul class="todo-main">
      <transition-group name="todo" appear>
        <TodoItem v-for="todo in todos"
                  :key="todo.id"
                  :todo="todo"
        ></TodoItem>
      </transition-group>
    </ul>
  </div>
</template>

<script>

import TodoItem from "@/components/TodoItem.vue";


export default {
  name: "TodoList",
  components: {
    TodoItem
  },
  props: ['todos',]
}
</script>

<style scoped>

/*main*/
.todo-main {
  margin-left: 0px;
  border: 1px solid #ddd;
  border-radius: 2px;
  padding: 0px;
}

.todo-empty {
  height: 40px;
  line-height: 40px;
  border: 1px solid #ddd;
  border-radius: 2px;
  padding-left: 5px;
  margin-top: 10px;
}

.todo-enter-active {
  animation: cty 1s linear;
}

/* 消失的标签 */
.todo-leave-active {
  animation: cty 1s linear reverse;
}


/*  写一个动画 动画版*/
@keyframes cty {
  from {
    transform: translate(100%);
  }
  to {
    transform: translate(0%);
  }
}
</style>